Hide firefox tab bar
https://superuser.com/questions/1268732/how-to-hide-tab-bar-tabstrip-in-firefox-57-quantum
Profile directory in Firefox Flatpak: /home/chung/.var/app/org.mozilla.firefox/.mozilla/firefox
Summary:
- Go to
about:config
- Set
toolkit.legacyUserProfileCustomizations.stylesheetstotrue
- Set
browser.tabs.tabmanager.enabledtofalse
- Create file
chrome/userChrome.css
- With content
#TabsToolbar { visibility: collapse !important; }
Firefox Flatpak video lagging
source: https://www.reddit.com/r/firefox/comments/tejbru/solution_for_the_flatpak_version_of_firefox/
# Install dependency
flatpak install org.freedesktop.Platform.ffmpeg-full